# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:        潘炎珍  
# Name:         demo02
# Description:
# Author:       98745
# Date:         2019/3/12
#-------------------------------------------------------------------------------

import math
import matplotlib.pyplot as plt
import numpy
x=numpy.linspace(0,2*numpy.pi,100)
y=numpy.sin(x)
plt.plot(x,y)
plt.show()
z=numpy.cos(x)
plt.plot(x,z)
plt.show()